E18L-B Long Eyerelief Eyepiece(celestial) ImageHOMEImageProductsImageAccessories
E18L-B Long Eyerelief Eyepiece(celestial)
Long eye-relief eyepieces 

Model # E18L-B
Focal length (mm) 18
Eye relief (mm) 20
Barrel size 1.25”
Field of view (degrees) 55°
lens constrution  5 elements in 3 groups 
construction  Aluminum
coating  Fully multi-coated 

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